CN1928667A - 背光单元和具有该背光单元的显示设备 - Google Patents

背光单元和具有该背光单元的显示设备 Download PDF

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Publication number
CN1928667A
CN1928667A CNA200610151767XA CN200610151767A CN1928667A CN 1928667 A CN1928667 A CN 1928667A CN A200610151767X A CNA200610151767X A CN A200610151767XA CN 200610151767 A CN200610151767 A CN 200610151767A CN 1928667 A CN1928667 A CN 1928667A
Authority
CN
China
Prior art keywords
light
guide plate
light guide
exit surface
unit according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CNA200610151767XA
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English (en)
Chinese (zh)
Inventor
成基范
赵泰熙
金洙君
李峻泳
金重铉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of CN1928667A publication Critical patent/CN1928667A/zh
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0076—Stacked arrangements of multiple light guides of the same or different cross-sectional area
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0078—Side-by-side arrangements, e.g. for large area displays
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133609—Direct backlight including means for improving the color mixing, e.g. white
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0045—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
    • G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055—Reflecting element, sheet or layer

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Planar Illumination Modules (AREA)
CNA200610151767XA 2005-09-09 2006-09-08 背光单元和具有该背光单元的显示设备 Pending CN1928667A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020050084074A KR100699266B1 (ko) 2005-09-09 2005-09-09 백라이트 유닛과 이를 포함하는 표시장치
KR1020050084074 2005-09-09

Publications (1)

Publication Number Publication Date
CN1928667A true CN1928667A (zh) 2007-03-14

Family

ID=37854886

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA200610151767XA Pending CN1928667A (zh) 2005-09-09 2006-09-08 背光单元和具有该背光单元的显示设备

Country Status (3)

Country Link
US (1) US7728923B2 (ko)
KR (1) KR100699266B1 (ko)
CN (1) CN1928667A (ko)

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CN101986003A (zh) * 2009-07-28 2011-03-16 Lg伊诺特有限公司 照明单元及具有该照明单元的显示装置
CN102004354A (zh) * 2009-08-31 2011-04-06 日立民用电子株式会社 液晶显示装置
CN102182968A (zh) * 2011-05-16 2011-09-14 冠捷显示科技（厦门）有限公司 新型led背光源模组
US8111354B2 (en) 2009-02-20 2012-02-07 Hitachi Consumer Electronics Co., Ltd. Backlight unit and liquid crystal display device using the same
US8115890B2 (en) 2009-01-22 2012-02-14 Hitachi Consumer Electronics Co., Ltd. Backlight unit and a liquid crystal display apparatus applying the same therein
CN101828147B (zh) * 2007-08-08 2012-12-05 皇家飞利浦电子股份有限公司 用于照明显示器件的照明系统以及显示器件
TWI401506B (zh) * 2008-08-25 2013-07-11 Lg Display Co Ltd 背光單元及具有此背光單元之液晶顯示裝置
CN103591509A (zh) * 2013-11-08 2014-02-19 京东方科技集团股份有限公司 一种背光源和显示装置
CN104896373A (zh) * 2015-06-08 2015-09-09 深圳市华星光电技术有限公司 一种背光模组及液晶显示装置
CN104965351A (zh) * 2015-07-27 2015-10-07 苏州固特斯电子科技有限公司 一种液晶显示模组
CN105676338A (zh) * 2014-12-04 2016-06-15 三星电子株式会社 显示装置
WO2019007079A1 (zh) * 2017-07-03 2019-01-10 京东方科技集团股份有限公司 导光组件、背光模组及显示装置

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CN101828147B (zh) * 2007-08-08 2012-12-05 皇家飞利浦电子股份有限公司 用于照明显示器件的照明系统以及显示器件
TWI401506B (zh) * 2008-08-25 2013-07-11 Lg Display Co Ltd 背光單元及具有此背光單元之液晶顯示裝置
US8115890B2 (en) 2009-01-22 2012-02-14 Hitachi Consumer Electronics Co., Ltd. Backlight unit and a liquid crystal display apparatus applying the same therein
CN101788116B (zh) * 2009-01-22 2012-11-28 日立民用电子株式会社 背光灯单元及使用着该背光灯单元的液晶显示装置
US8111354B2 (en) 2009-02-20 2012-02-07 Hitachi Consumer Electronics Co., Ltd. Backlight unit and liquid crystal display device using the same
CN101986003B (zh) * 2009-07-28 2014-09-03 Lg伊诺特有限公司 照明单元及具有该照明单元的显示装置
CN101986003A (zh) * 2009-07-28 2011-03-16 Lg伊诺特有限公司 照明单元及具有该照明单元的显示装置
CN102004354A (zh) * 2009-08-31 2011-04-06 日立民用电子株式会社 液晶显示装置
CN102182968A (zh) * 2011-05-16 2011-09-14 冠捷显示科技（厦门）有限公司 新型led背光源模组
CN103591509A (zh) * 2013-11-08 2014-02-19 京东方科技集团股份有限公司 一种背光源和显示装置
WO2015067027A1 (zh) * 2013-11-08 2015-05-14 京东方科技集团股份有限公司 背光源和显示装置
CN103591509B (zh) * 2013-11-08 2015-09-09 京东方科技集团股份有限公司 一种背光源和显示装置
US9651204B2 (en) 2013-11-08 2017-05-16 Boe Technology Group Co., Ltd. Backlight and display device having the same
CN105676338A (zh) * 2014-12-04 2016-06-15 三星电子株式会社 显示装置
CN104896373A (zh) * 2015-06-08 2015-09-09 深圳市华星光电技术有限公司 一种背光模组及液晶显示装置
CN104896373B (zh) * 2015-06-08 2017-07-07 深圳市华星光电技术有限公司 一种背光模组及液晶显示装置
CN104965351A (zh) * 2015-07-27 2015-10-07 苏州固特斯电子科技有限公司 一种液晶显示模组
WO2019007079A1 (zh) * 2017-07-03 2019-01-10 京东方科技集团股份有限公司 导光组件、背光模组及显示装置
US11280952B2 (en) 2017-07-03 2022-03-22 Beijing Boe Display Technology Co., Ltd. Light guide component, backlight module and display device

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